In 1990, the Chinese government held a high-quality chemical product competition. In this competition, a total of 300 Canadian companies and more than 800 products participated in the election. ZTELEC participated in this competition. ZTELEC won the first prize of this competition with its 3240 epoxy board.
ZTELEC epoxy phenolic laminated glass cloth board has high temperature resistance grade, low density and high hardness, and has higher voltage resistance grade than similar products. The surface of epoxy FR4 board is smooth without obvious protrusions.
